const wordArray = ['awkward',
    'occupy',
    'suppose',
    'be supposed to ',
    'choice',
    'chance',
    'obtain',
    'transform',
    'assess',
    'access',
    'expansion',
    'extent']

const wordExpand = [
    'amuse (v)', 'satisfy (v)', 'strength (n)'
]
/*
     (adj. 有趣的) ________________________【amusing】
     (adj. 开心的) ________________________【amused】
     (n. 娱乐) ________________________【amusement】

*   (adj. 满意的；满足的) ____________________【satisfactory】
    (adj. 令人满意的) ____________________ 【satisfying】
    (n. 满意，满足)  ___________________ 【satisfaction】
    (adj. 不满意的）____________________ 【unsatisfied/dissatisfied】

    (v.) ____________________【strengthen】
    (adj.) ____________________ 【strong】
* */
const wordExpandQuestion = [
    ['(adj. 有趣的)', '(adj. 开心的) ', '(n. 娱乐)'],
    ['(adj. 满意的；满足的)', '(adj. 令人满意的)', '(n. 满意，满足)', '(adj. 不满意的）'],
    ['(v.)', '(adj.)']
]

const grammarInputData = 'A team of researchers from the University of Cambridge recently published a study on ' +
    'how urban green spaces affect mental health. The study, 1.________ (conduct) over a five-year period, involved ' +
    'tracking the mental well-being of 3,000 adults living in 10 major cities across Europe.\n' +
    'The researchers found that people who spent at least 120 minutes per week in parks, forests or other green areas ' +
    'reported significantly lower levels of anxiety and depression 2.________ those who had little or no exposure to ' +
    'such spaces. Interestingly, the benefit did not increase with more time spent outdoors—3.________ (spend) 120 ' +
    'minutes seemed to be the "threshold" for positive mental health effects.\n' +
    '\n' +
    'Dr. Emma Wilson, the lead author of the study, explained that green spaces provide a "natural buffer" against the ' +
    'stress of city life. "Urban environments are often overstimulating—constant noise, crowds and digital distractions ' +
    'can overwork our brains," she said. "Green spaces allow our minds to rest and recover, 4.________ is essential for ' +
    'maintaining emotional balance."\n' +
    '\n' +
    'The study also highlighted that the quality of green spaces matters more than 5.________ (they) size. A small, ' +
    'well-maintained community garden can be more beneficial than a large, neglected park. This finding is particularly ' +
    'important for city planners, 6.________ are often faced with limited land resources.\n' +
    '7.________ (base) on their results, the researchers urge city governments to invest in the creation and maintenance ' +
    'of green spaces. They also suggest that individuals make a conscious effort to seek out nature, even if it means ' +
    'taking a short walk in a local park during lunch breaks.\n' +
    '\n' +
    '"Our research shows that nature isn\'t a luxury but a necessity for mental health," Dr. Wilson added. "In a world ' +
    '8.________ people are increasingly disconnected from the natural world, small acts of engagement with green spaces ' +
    'can make a big difference 9.________ our overall well-being."\n' +
    '\n' +
    'The study has been published in the journal Environmental Psychology, and its findings 10.________ (expect) to ' +
    'influence urban planning policies in the coming years.'

const grammarDemand = {
    question:'The chances opened up by trade are vast, she argues, but free markets need the correcting force of ' +
        'politics to keep them in check.',
    answer:['请写出这句话的中文意思','请写出这句话包含的语法现象（例如：状语从句，定语从句，非谓语动词，强调句，虚拟语气等）']
}

const grammarInputAnswer = [
    {
        word: 'Conducted',
        explain: '解析：此处为非谓语动词作后置定语，逻辑主语 “The study” 与 “conduct” 之间是被动关系（研究被开展），' +
            '故用过去分词形式。'
    },
    {
        word: 'Than', explain: '解析：根据句中 “significantly lower levels”（显著更低的水平）可知，此处是比较级结构，' +
            '需用 “than” 连接比较对象 “those who had little or no exposure...”。'
    },
    {
        word: 'Spending',
        explain: '解析：此处为主语部分，需用动名词作主语，指代 “每周花 120 分钟在绿地” 这一行为，故填 “spending”。'
    },
    {
        word: 'Which',
        explain: '解析：此处为非限制性定语从句，先行词是前面整个句子 “Green spaces allow our minds to rest and recover”，' +
            '关系词在从句中作主语，故用关系代词 “which”。'
    },
    {word: 'Their', explain: '解析：此处修饰名词 “size”，需用形容词性物主代词，指代前文 “green spaces”，故填 “their”。'},
    {
        word: 'Who',
        explain: '解析：此处为非限制性定语从句，先行词是 “city planners”（人），关系词在从句中作主语，故用关系代词 “who”。'
    },
    {
        word: 'Based',
        explain: '解析：此处为非谓语动词作状语，“base” 与逻辑主语 “the researchers” 之间是被动关系（研究人员基于研究结果），' +
            '“based on” 为固定搭配，意为 “基于……”，故填 “Based”（注意首字母大写）。'
    },
    {
        word: 'Where',
        explain: '解析：此处为定语从句，先行词是 “a world”（抽象地点），关系词在从句中作地点状语，故用关系副词 “where”，' +
            '相当于 “in which”。'
    },
    {word: 'To', explain: '解析：“make a difference to...” 为固定搭配，意为 “对…… 产生影响”，故填介词 “to”。'},
    {
        word: 'are expected',
        explain: '解析：此处考查时态和语态。主语 “its findings” 与 “expect” 之间是被动关系（研究结果被期望），' +
            '且全文时态以一般现在时为主，故用一般现在时的被动语态 “are expected”。'
    }
]

const readingInputData = 'If  you are a recent social science graduate who has had to listen to jokes about ' +
    'unemployment from your computer major classmates, you may have had the last laugh. There are many advantages for ' +
    'the social science major because this high-tech “Information Age” demands people who are flexible (灵活的) and who ' +
    'have good communication skills.\n' +
    '\n' +
    'There are many social science majors in large companies who fill important positions. For example, a number of ' +
    'research studies found that social science majors had achieved greater managerial success than those who had ' +
    'technical training or pre- professional courses. Studies show that social science majors are most suited for change,' +
    ' which is the leading feature (特点) of the kind of high-speed, high-pressure, high-tech world we now live in.\n' +
    '\n' +
    'Social science majors are not only experiencing success in their long-term company jobs, but they are also finding ' +
    'jobs more easily. A study showed that many companies had filled a large percentage of their entry-level positions ' +
    'with social science graduates. The study also showed that the most sought-after quality in a person who was looking ' +
    'for a job was communication skills, noted as “very important”, by 92 percent of the companies. Social science ' +
    'majors have these skills, often without knowing how important they are. It is probably due to these skills that ' +
    'they have been offered a wide variety of positions.\n' +
    '\n' +
    'Finally, although some social science majors may still find it more difficult than their technically trained ' +
    'classmates to land the first job, recent graduates report that they don’t regret their choice of study.\n'

const readingInputAnswer = [
    {
        question: ' By saying that “you may have had the last laugh” in the first paragraph, the author means that you may' +
            ' have ___________',
        answer: ['shared the jokes with computer jokes',
            'found jobs more easily than computer majors',
            'earned as much as computer majors',
            'stopped joking about computer majors'],
        index:1
    },
    {
        question: 'Compared with graduates of other subjects, social science graduates ___________',
        answer: ['are ready to change when situations change',
            'are equally good at computer skills',
            'are better able to deal with difficulties',
            'are likely to give others pressure.'],
        index:2
    },
    {
        question: ' The underlined word “land” in the last paragraph probably means ____________',
        answer: ['keep for some time', 'immediately start', 'successfully get', 'lose regretfully'],
        index:3
    },
    {
        question: 'According to the text, what has made it easy for social science graduates to find jobs?',
        answer: ['Willingness to take low-paid jobs', 'Skills in expressing themselves',
            'Readiness to gain high-tech knowledge', 'Part-time work experience'],
        index:4
    },
]

const readingSelectAnswer = []

const articleInputData = 'Paragraph 1:\n' +
    'It was a snowy December afternoon in Maplewood. Fifteen-year-old Lila saw a photo of her late grandma—they stood ' +
    'smiling in front of grandma’s old house, holding a jar of her famous apple jam. Grandma had passed three months ago,' +
    ' and the house grandma lived, filled with Lila’s memories (summer apple-picking, winter hot cocoa by the fire), ' +
    'would sell next week. Lila wanted to come and visit the house one more time. However, her parents refused to drive ' +
    'her there, worried about icy roads, so Lila felt heartbroken.\n' +
    '\n' +
    'Paragraph 2:\n' +
    'Her seven-year-old brother Milo noticed her sadness. He handed her his teddy bear “Mr. Fluff” and a drawing—Milo ' +
    'had colored Lila, himself, and grandma at the house, with the old apple tree bright green. Touched, Lila got an ' +
    'idea. She grabbed her coat, put the photo and drawing in her pocket, and pulled Milo outside. “We’ll take the wood ' +
    'path to the house—shorter, no icy roads,” she said quietly. They slipped out (悄悄溜出去) before their parents ' +
    'noticed.\n' +
    '\n' +
    'Paragraph 3:\n' +
    'The woods were quieter than Lila had remembered. ___________________\n' +
    '\n' +
    'Paragraph 4:\n' +
    'When they finally reached the cabin, Lila’s breath caught in her throat.________________'